\documentclass[12pt,a4paper]{report}
%自定义命令的宏包
\usepackage{zwfcmd}
%背景色
\definecolor{backcolorA}{RGB}{255,242,226} 
\definecolor{backcolorB}{RGB}{253,230,224} 
\definecolor{backcolorC}{RGB}{227,237,205} 
\definecolor{backcolorD}{RGB}{220,226,241} 
\definecolor{backcolorE}{RGB}{234,234,239} 
\pagecolor{backcolorC}
%文档开始
\begin{document}
%title
\title{建筑设计防火规范}
\maketitle
%插入目录
\tableofcontents
%----------------------------------------
\pagecolor{backcolorD}
\input{./files/GB50016_1}
%----------------------------------------
\end{document}

